Limestone Quarry Plant

One of the Top 500 enterprises in China foreign trade

QCCO was approved as a member of “China Association for Contracting Projects Abroad “and granted a membership certificate on Sep 28,2005; “Credibility Rating AAA certificate in Foreign Trade” was granted to QCCO by China Shippers’ Association


ASTM Standard seamless carbon steel pipe,ASTM Standard seaml


hot rolled seamless carbon steel pipe: carbon steel 
2.size from 48-219* 4.5-40mm 
3.competitive prices delivery


hot rolled seamless carbon steel pipe detailed information are as below:


Product Name: Seamless steel pipe

Material: 45# carbon steel

Standard: ASTM A106 Gr. B, ASTM A53 Gr B

Outer Diameter: 48-219mm

Thickness: 4.5-40mm

Length: randomly or according to requirements

Applied for: liquid service, mechanical processing, oil industry, transportation and construction,buliding material

Seamless pipe |
Drill pipe|
Thick wall steel pipe
steel pipe schedule |

Chemical Component of Material 45# (%)


C: 0.42-0.50

Si: 0.17-0.37

Pipe fittings
Black Steel Pipe |
Structural Steel Pipe |

Mn: 0.50-0.80

S: max 0.035

P: max 0.035

Cr: max 0.25

Ni: max 0.30

Cu: max 0.25


Mechanical Properties:

Ultimate tensile strength(minimum): 590Mpa

Yield strengths(minimum): 335 Mpa



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